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1-megabit
(128K x 8)
5-volt Only
Flash Memory
AT49F001A
AT49F001AN
AT49F001AT
AT49F001ANT
Description
The AT49F001A(N)(T) is a 5-volt only in-system reprogrammable Flash memory. Its
1 megabit of memory is organized as 131,072 words by 8 bits. Manufactured with
Atmel鈥檚 advanced nonvolatile CMOS technology, the device offers access times to
45 ns with power dissipation of just 110 mW over the industrial temperature range.
Pin Configurations
Pin Name
A0 - A16
CE
OE
WE
RESET
I/O0 - I/O7
NC
Function
Addresses
Chip Enable
Output Enable
Write Enable
RESET
Data Inputs/Outputs
No Connect
VSOP Top View (8 x 14 mm) or
TSOP Top View (8 x 20 mm)
Type 1
A11
A9
A8
A13
A14
NC
WE
VCC
* RESET
A16
A15
A12
A7
A6
A5
A4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
OE
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
GND
I/O2
I/O1
I/O0
A0
A1
A2
A3
PLCC Top View
A12
A15
A16
RESET *
VCC
WE
NC
I/O1
I/O2
GND
I/O3
I/O4
I/O5
I/O6
14
15
16
17
18
19
20
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
5
6
7
8
9
10
11
12
13
4
3
2
1
32
31
30
29
28
27
26
25
24
23
22
21
A14
A13
A8
A9
A11
OE
A10
CE
I/O7
3365C鈥揊LASH鈥?/03
Note:
*This pin is a NC on the AT49F001AN(T)
1